290469480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20341}}^1$

素因数の和:20379

約数の個数: 128

約数和(自身を含む): 1054529280

約数和(自身を除く): 764059800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 14280, 20341, 40682, 61023, 81364, 101705, 122046, 142387, 162728, 203410, 244092, 284774, 305115, 345797, 406820, 427161, 488184, 569548, 610230, 691594, 711935, 813640, 854322, 1037391, 1139096, 1220460, 1383188, 1423870, 1708644, 1728985, 2074782, 2135805, 2420579, 2440920, 2766376, 2847740, 3417288, 3457970, 4149564, 4271610, 4841158, 5186955, 5695480, 6915940, 7261737, 8299128, 8543220, 9682316, 10373910, 12102895, 13831880, 14523474, 17086440, 19364632, 20747820, 24205790, 29046948, 36308685, 41495640, 48411580, 58093896, 72617370, 96823160, 145234740, 290469480]

約数ペア:

[(1, 290469480), (2, 145234740), (3, 96823160), (4, 72617370), (5, 58093896), (6, 48411580), (7, 41495640), (8, 36308685), (10, 29046948), (12, 24205790), (14, 20747820), (15, 19364632), (17, 17086440), (20, 14523474), (21, 13831880), (24, 12102895), (28, 10373910), (30, 9682316), (34, 8543220), (35, 8299128), (40, 7261737), (42, 6915940), (51, 5695480), (56, 5186955), (60, 4841158), (68, 4271610), (70, 4149564), (84, 3457970), (85, 3417288), (102, 2847740), (105, 2766376), (119, 2440920), (120, 2420579), (136, 2135805), (140, 2074782), (168, 1728985), (170, 1708644), (204, 1423870), (210, 1383188), (238, 1220460), (255, 1139096), (280, 1037391), (340, 854322), (357, 813640), (408, 711935), (420, 691594), (476, 610230), (510, 569548), (595, 488184), (680, 427161), (714, 406820), (840, 345797), (952, 305115), (1020, 284774), (1190, 244092), (1428, 203410), (1785, 162728), (2040, 142387), (2380, 122046), (2856, 101705), (3570, 81364), (4760, 61023), (7140, 40682), (14280, 20341)]